An alloy of metal contains 45 percent nickel,25 percent copper and rest is zinc how much zinc is there in 3 kg alloys?
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2
30 percent is zinc...so we can say one third is zinc
similarly in a 3kg alloy also one third is zinc
one third of 3 kgs is one kg
hence one kilogram of zinc is present
similarly in a 3kg alloy also one third is zinc
one third of 3 kgs is one kg
hence one kilogram of zinc is present
Answered by
11
nickel=45%
copper=25%
zinc=100-(45+25)=30%of 3kg=900gm
copper=25%
zinc=100-(45+25)=30%of 3kg=900gm
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